val fold_left : f:('a ‑> Row.t ‑> 'a Lwt.t) ‑> init:'a ‑> in_channel ‑> 'a Lwt.t
val fold_right : f:(Row.t ‑> 'a ‑> 'a Lwt.t) ‑> in_channel ‑> 'a ‑> 'a Lwt.t
val load : ?separator:char ‑> ?strip:bool ‑> ?has_header:bool ‑> ?header:string list ‑> ?backslash_escape:bool ‑> ?excel_tricks:bool ‑> ?fix:bool ‑> string ‑> Row.t list Lwt.t